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WorksheetsNew Matter Notes pg1 Practice
Total questions: 62
Worksheet time: 50mins
How do you feel you understand Atoms and Molecules?
1- What is that?
2- I sort of get it
3- I understand most of it
4- I'm not perfect but I'm getting it
Matter is anything that has (a) and takes up (b) .
Mass is a measurement of the amount of _______ an object has.
matter
space
energy
volume
Volume measures the amount of ______ an object takes up
matter
mass
volume
space
If a golf ball and a bouncy ball both have the same mass then they both have the same amount of ________ in them
matter
volume
space
energy
An _______ is the smallest basic unit of matter
mass
molecule
compound
atom
The nucleus is at the ______ of an atom
outside
center
top
bottom
The ________________ surrounds the nucleus
Protons
Neutrons
Electron cloud
Nucleus
The nucleus is at the (a) of an atom and contains most of its (b)
The electron cloud is around the (a) or the center of the atom. It also makes up most of an atoms (b) or space it takes up.
How do you feel you understand Atoms and Molecules?
1- What is that?
2- I sort of get it
3- I understand most of it
4- I'm not perfect but I'm getting it
Match the following
The Charge of a Proton is
Positive +
The Charge of a Neutron is
Neutral or zero 0
The Charge of a Electron is
Negative -
How many electrons are there?
15
8
12
11
How many neutrons are there?
4
3
8
7
How many protons are there?
4
3
8
7
How many electrons are there?
4
3
8
7
Organize these options into the right categories
Proton
Neutron
electron
negative charges
electron cloud
positive charges
neutral Charges
Mass of the atom
Volume of an atom
What two parts make up the mass of the atom?
Proton
Electron
Electron cloud
Electron
Neutron
A ______ are two or more atoms bonded together
Molecule
atom
element
forces
Match the following
Two or more DIFFERENT elements bonded Ex CH3
Compound
Two or more of the SAME element bonded Ex 02
Molecule
One type of Atom Ex K
Element
Match the following
K
N3
CO2
Au
O4
CH4
Co
I2
C6H12O6
C57H104O6
NaCl
What two parts of an atom do you add to get the mass?
Protons
Electrons
Neutrons
Match the symbols with the correct parts of an atom
Proton
P+
Neutron
n0
electron
e-
What is the formula for calculating mass of an atom
m = P+ + e-
m = P+ + n0
m = e- + n0
m = P+ - n0
If an atom has 12 p+ and 5 n0 what is its mass?
(a)
If an atom has a mass of 14 and 12 p+ how many neutrons does it have?
(a)
What is the mass number of this atom?
1
3
4
7
How do you feel you understand Atoms and their parts?
1- What is that?
2- I sort of get it
3- I understand most of it
4- I'm not perfect but I'm getting it
22.98
What is the atomic number of this atom?
2
4
6
8
If an atom has 11 protons, which element is it? (click on periodic table and zoom if needed)
Nickel
Neon
Sodium
Nitrogen
How do you feel you understand Atoms and their parts?
1- What is that?
2- I sort of get it
3- I understand most of it
4- I'm not perfect but I'm getting it
Tells what elements a compound contains and the exact number of atoms of each element.
Compound
Chemical Formula
Chemical Bond
Coefficient
H2O is an example of
an atomic number.
an element symbol.
a chemical formula.
How many elements are in C6H12O6?
(a)
Identify the parts of the chemical formula. Make the dot touch the end of the arrow it belongs to
Represents the number of each substance in a compound
Compound
Chemical Formula
Chemical Bond
Coefficient
How many Oxygen atoms (O) are in a molecule of CO2
(a)
How many carbon atoms (C) are in a CO2 molecule?
(a)
You should do what with the coefficient and the subscript of an atom
Ex: 2H2O
Add
Subtract
Multiply
Divide
How many atoms of carbon (C) are in C6H12O6?
(a)
How many Hydrogen atoms (H) are in a molecule of 6H2O?
(a)
How many atoms of (H) are in 2C6H12O6?
(a)
three hydrogen (H)
one sulfur (S)
four oxygen (O)
How many atoms are there TOTAL in:
H2SO4
(a)
How many Sodium (Na) are in 6NaCl?
(a)
How many H atoms are in 2NaCl(H2O)3?
(a)
How do you feel you understand Atoms and their parts?
1- What is that?
2- I sort of get it
3- I understand most of it
4- I'm not perfect but I'm getting it
Which is the correct formula for:
two nitrogen (N)
five hydrogen (H)
one oxygen (O)
N2H5O
NH4O2
N2H4O2
NH5O
What is the number of Sodium (Na) atoms in 8NaCl?
(a)
How many oxygen atoms are in NaClO3 ?
1
3
4
How many compounds of sugar are represented by 2C6H12O6 ?
(a)
How many atoms/ions are in one formula unit of Zn(C2H3O2)2 ?
(a)
How many total atoms are in 4N2 ?
(a)
How many lead (Pb) ions are in 3Pb(NO2)2 ?
(a)
How do you feel you understand Atoms and their parts?
1- What is that?
2- I sort of get it
3- I understand most of it
4- I'm not perfect but I'm getting it
